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				. C  mustn’t表不準(zhǔn)禁止之意,may表推測可能性.故選C.			【查看更多】
			


		
           
          


		
          
		
          題目列表(包括答案和解析)
          

		
		
          

          


          
	
          				
          
									
          You ______ be hungry already ― you had lunch only two hours ago!
          A. wouldn’t       B. can’t       C. mustn’t         D. needn’t
          

			
          
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          There is no light in the dormitory.They must have gone to the lecture, _____??
            
          A.didn’t they ?
            
          B.don’t they?
            
          C.mustn’t they　?
            
          D.haven’t they?
          

			
          
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          . - The speaker is a tall man with glasses.
          


               - Then it_____ be Mr. Smith,
who is short and thin.
          


          A.
wouldn't            B.
won't            
C. mustn't            D.
can't
          


           
          

			
          
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          You ______ be hungry already ― you had lunch only two hours ago!
          A. wouldn’t       B. can’t       C. mustn’t         D. needn’t
          

			
          
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          — I’ve taken someone else’s green sweater by mistake. 
            
          — It ______ Harry’s. He always wears green. 
            
          A. has to be        B. will be          C. mustn’t be          D. could be 
          

			
          
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